20202116906827 has 2 divisors, whose sum is σ = 20202116906828. Its totient is φ = 20202116906826.

The previous prime is 20202116906821. The next prime is 20202116906857. The reversal of 20202116906827 is 72860961120202.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20202116906827 - 2¹¹ = 20202116904779 is a prime.

It is not a weakly prime, because it can be changed into another prime (20202116906821) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10101058453413 + 10101058453414.

It is an arithmetic number, because the mean of its divisors is an integer number (10101058453414).

Almost surely, 2^{20202116906827} is an apocalyptic number.

20202116906827 is a deficient number, since it is larger than the sum of its proper divisors (1).

20202116906827 is an equidigital number, since it uses as much as digits as its factorization.

20202116906827 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 290304, while the sum is 46.

The spelling of 20202116906827 in words is "twenty trillion, two hundred two billion, one hundred sixteen million, nine hundred six thousand, eight hundred twenty-seven".